Home / 19,313.76-28,965.60-6,832.56

Finding the Fourth Proportional to 19,313.76, 28,965.60 and 6,832.56

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Solution

The fourth proportional to 19,313.76, 28,965.60 and 6,832.56 is: 10,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313.76 : 28,965.60 = 6,832.56 : x
  2. Step 2: Convert to fraction form
    19,313.76/28,965.60 = 6,832.56/x
  3. Step 3: Cross multiply
    19,313.76x = 28,965.60 × 6,832.56
  4. Step 4: Simplify right side
    19,313.76x = 197,909,199.94
  5. Step 5: Solve for x
    x = 197,909,199.94/19,313.76
  6. Step 6: Final answer
    x = 10,247.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.